/Engine/Plugins/Experimental/Water/Source/Runtime/Public/BuoyancyComponent.h
[UFUNCTION](Programming/UnrealArchitecture/Reference/Functions)(BlueprintCallable, Category=Buoyancy) void GetLastWaterSurfaceInfo ( FVector & OutWaterPlaneLocation, FVector & OutWaterPlaneNormal, FVector & OutWaterSurfacePosition, float & OutWaterDepth, int32 & OutWaterBodyIdx, FVector & OutWaterVelocity )